Lync and Exchange Web Services (EWS) and different DNS Domains- Exchange crawling e.g. for presence

Source: there is always confusion in how Lync is crawling Exchange Web Services (EWS). Generally it is necessary to understand how DNS must be implemented: Just remember, identify if you have DNS Split configuration, different internal and external DNS names and what are your SMTP and SIP Domains. There…continue reading →

TrustModelData: registry keys for the Lync Clients.

And Hi, Excellent article on TrustModelData by Terence Luk: Location of the “TrustModelData: registry key for the Lync 2013 Client Those who are familiar with the certificate warning message: Lync cannot verify that the server is trusted for your sign-in address. Connect anyway? … that is presented by the…continue reading →

Fully automated uninstallation of Office 2007 / 2010 and Installation of Office 365 Click-To-Run

Hi again, Here a nice tip from Mark Kean for automating office installations as part of moving to the cloud. Uninstall old ones: Install new one: reading →

Outlook 2013 stuck on Loading user profile.

If you can’t access Outlook 2013 to disable hardware acceleration, create the DisableHardwareAcceleration registry subkey. To do this, follow these steps: Exit all instances of Office applications (for example, Office 365, Outlook, and Lync Online). Start Registry Editor. Create the following registry value: Subkey: HKEY_CURRENT_USERSoftwareMicrosoftOffice15.0CommonGraphics DWORD: DisableHardwareAcceleration Value: 1 reading →

Add SIP address to all users in certain OU

This situation may come true if you have Onpremises Exchange and Online tenant Lync. Then you need to add a SIP address with the same name as the user is in the Online tenant. And here's the script: $mailboxes = Get-Mailbox -OrganizationalUnit contoso.local/Users/someOU foreach ($mailbox in $mailboxes) {Set-Mailbox -Identity $mailbox…continue reading →